#VU59087 Stack-based buffer overflow in Garrett Metal Detectors iC Module CMA


Published: 2021-12-22

Vulnerability identifier: #VU59087

Vulnerability risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-21903

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Garrett Metal Detectors iC Module CMA
Hardware solutions / Other hardware appliances

Vendor: Garrett Metal Detectors

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing UDP packets in the check_udp_crc() function of the CMA Connect software for Garrett PD 6500i and Garrett MZ 6100 models. A remote attacker can specially crafted packets to port 6877/UDP, trigger stack-based buffer overflow and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Garrett Metal Detectors iC Module CMA: 5.0


External links
http://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1355


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability